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In the modern mining, best efficient organization by obtaining solid minerals, is getting with explosives utilization for blasting, with the growth of significance in the exploitation of mineral resources in the open pit mines with large capacities. In this paper technological stages of drilling and blasting, that are demanding from the technological aspect, had been economicaly analyzed, because of the specific working environment by limestone quarries. The aim is to arrive the optimal combination (with the technological and economic aspects) of explosives in an explosive charge that would be used in the future work of the quarry, where technical-technological efficiency follow and economical organizing of completely production process.

ECONOMIC COST ANALYSIS OF DRILLING AND BLASTING DEPEND OF DRILLING AND BLASTING PARAMETERS AT QUARRY ''DOBRNJA'' NEAR BANJA LUKA